diff --git a/lib/libc/rpc/rpc_generic.c.sav b/lib/libc/rpc/rpc_generic.c
--- a/lib/libc/rpc/rpc_generic.c.sav
+++ b/lib/libc/rpc/rpc_generic.c
@@ -616,6 +616,10 @@
 		    offsetof(struct sockaddr_un, sun_path)),
 		    sun->sun_path) < 0)
 			return (NULL);
+		break;
+	case AF_NETLINK:
+		if (asprintf(&ret, "netlink") < 0)
+			return NULL;
 		break;
 	default:
 		return NULL;